Alex Atallah

Founder

Co-founder and former CTO of OpenSea. Stanford University computer science graduate. Previously worked at Palantir Technologies. Co-created OpenSea after being inspired by the CryptoKitties phenomenon in late 2017.

Overview

Companies
1
Roles
Founder

Companies

1 company
OpenSea $427M
Private Founder

OpenSea is a decentralized marketplace for NFTs and digital assets. Originally the world's largest NFT marketplace, the platform has evolved into a multi-chain trading platform supporting NFTs and token trading across 22+ blockchains. Founded after being inspired by CryptoKitties, the platform relaunched as OS2 in 2025 with cross-chain functionality and reduced fees.

Founder data is compiled from company records, public announcements, and verified sources. Roles reflect current or most recent known positions.